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公开(公告)号：US11959685B2
公开(公告)日：2024-04-16
申请号：US16511888
申请日：2019-07-15
Applicant: LG Electronics Inc.
Inventor： Yonghyun Kim , Jinil Hong
CPC classification number: F25C1/04 , F25C5/04 , F25D17/065 , F25C2305/0221
Abstract: An ice maker of a refrigerator includes an upper assembly having an upper tray that defines upper portions of a plurality of spherical ice making chambers. The ice maker also includes a lower assembly located vertically below the upper assembly and configured to rotate relative to the upper assembly about a rotation shaft and having lower tray that defines lower portions of the plurality of spherical ice making chambers. The ice maker also includes a lower ejector unit that is located vertically below the lower tray and that is configured to, based on the lower assembly rotating away from the upper assembly, push the lower tray through the lower support to thereby discharge the ice piece from the ice making chamber. The lower tray includes a deformable portion at each of the plurality of spherical ice making chambers that is configured to be pushed by the lower ejector unit.
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公开(公告)号：US11953252B2
公开(公告)日：2024-04-09
申请号：US18119424
申请日：2023-03-09
Applicant: LG ELECTRONICS INC.
Inventor： Yonghyun Kim , Jinil Hong
CPC classification number: F25C5/08 , F25C1/04 , F25C2400/14 , F25C2600/04 , F25C2700/12
Abstract: An ice maker includes: an upper tray defining an upper chamber that is a portion of an ice chamber, where an upper opening is provided in an upper side of the upper tray; a lower tray defining a lower chamber that is another portion of the ice chamber; a lower support supporting the lower tray and provided with a lower heater; and a control unit configured to operate the lower heater in an ice making process. The control unit variably controls an output of the lower heater so that bubbles included in water in the ice chamber are gathered in a lowermost section in the ice making process.
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公开(公告)号：US11874050B2
公开(公告)日：2024-01-16
申请号：US17984775
申请日：2022-11-10
Applicant: LG Electronics Inc.
Inventor： Yonghyun Kim , Jinil Hong
CPC classification number: F25C5/08 , F25C1/04 , F25C2400/14 , F25C2600/04 , F25C2700/12
Abstract: An ice maker of the present invention comprises: an upper tray defining an upper chamber that is a portion of an ice chamber, wherein an upper opening is provided in an upper side of the upper tray; a lower tray defining a lower chamber that is another portion of the ice chamber; a lower support supporting the lower tray and provided with a lower heater; and a control unit configured to operate the lower heater in an ice making process, wherein the control unit variably controls an output of the lower heater so that bubbles included in water in the ice chamber are gathered in a lowermost section in the ice making process.
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公开(公告)号：US12235032B2
公开(公告)日：2025-02-25
申请号：US18244668
申请日：2023-09-11
Applicant: LG ELECTRONICS INC.
Inventor： Sangjun Kang , Yonghyun Kim , Jinil Hong
Abstract: In a refrigerator, a cam of a cam gear rotating by a driving motor is provided with a structure protruding from an edge portion of a cam gear to a center, thereby increasing the thickness of a cam surface. Therefore, it is possible to reduce the magnitude of force directly transferred from the cam gear to a magnet lever.
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公开(公告)号：US12055331B2
公开(公告)日：2024-08-06
申请号：US18084086
申请日：2022-12-19
Applicant: LG ELECTRONICS INC.
Inventor： Yonghyun Kim , Jinil Hong , Hyunji Park
CPC classification number: F25C5/04 , F25C1/10 , F25C1/243 , F25C2400/10 , F25C2400/14
Abstract: Provided is an ice-maker including an upper tray made of an elastic material, and having a plurality of upper chambers defined therein, a lower tray made of an elastic material, and having a plurality of lower chambers defined therein in contact with the plurality of upper chambers to define a plurality of spherical ice chambers, respectively, each ejector-receiving opening defined in the upper tray and opened to each of the plurality of upper chambers, an upper ejector disposed above the upper tray, wherein the upper ejector is configured to pass through the ejector-receiving opening and remove each ice from each ice chamber, a water supply for supplying water for ice-making through the ejector-receiving opening, and a driver for pivoting the lower tray.
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Patent Agency Ranking
公开(公告)号：US11959686B2
公开(公告)日：2024-04-16
申请号：US16685726
申请日：2019-11-15
Applicant: LG Electronics Inc.
Inventor： Yonghyun Kim , Jinil Hong , Hyunji Park , Seunggeun Lee
Abstract: Provided is a refrigerator including a cabinet having a refrigerating compartment and a freezing compartment defined therein, and an ice-maker disposed in the freezing compartment, wherein the ice-maker includes a cold-air hole for receiving cold air, an upper tray having a plurality of hemispherical upper chambers defined therein, a lower tray pivotably disposed below the upper tray, wherein the lower tray has a plurality of lower chambers defined therein respectively connected to the upper chambers by pivoting, wherein each of the lower chambers and each of the upper chambers connected with each other define an ice chamber for forming spherical ice therein, a driver for pivoting the lower tray, and at least one shield formed on an outer face of the upper tray and corresponding to at least one of the ice chambers respectively, thereby to reduce the cold-air from invading the at least one corresponding ice chamber.
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公开(公告)号：US11953254B2
公开(公告)日：2024-04-09
申请号：US17944633
申请日：2022-09-14
Applicant: LG Electronics Inc.
Inventor： Yonghyun Kim , Jinil Hong , Hyunji Park
CPC classification number: F25C5/187 , F25C1/10 , F25C5/22 , F25C2400/10 , F25C2700/02
Abstract: Provided is a refrigerator including a cabinet having a freezing compartment defined therein, an ice-maker mounted in the freezing compartment, wherein the ice-maker makes spherical ice and removes the made spherical ice downwards, an ice bin disposed below the ice-maker, and retractable and extendable in a front and rear direction, wherein the removed ice is stored in the ice bin, and a cover plate extending downward from a rear face of the ice-maker, wherein the cover plate shields a space between the ice bin and the ice-maker.
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公开(公告)号：US11874048B2
公开(公告)日：2024-01-16
申请号：US16685410
申请日：2019-11-15
Applicant: LG Electronics Inc.
Inventor： Yonghyun Kim , Jinil Hong , Hyunji Park
CPC classification number: F25C5/08 , F25C1/18 , F25C1/24 , F25C1/243 , F25C5/02 , F25C5/04 , F25C5/22
Abstract: An ice maker includes an upper tray defining an upper chamber that is a portion of an ice chamber, a lower tray rotatable relative to the upper tray and defining a lower chamber that is another portion of the ice chamber, wherein the lower chamber is disposed under the upper chamber, an upper heater disposed around the upper tray, for providing heat to the upper chamber, and a lower heater disposed around the lower tray, for providing heat to the lower chamber, wherein in an ice making position, a distance from a horizontal central line passing a contact surface of the upper tray and the lower tray to the upper heater is shorter than a distance from the horizontal central line to the lower heater.
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公开(公告)号：US11874045B2
公开(公告)日：2024-01-16
申请号：US16511871
申请日：2019-07-15
Applicant: LG Electronics Inc.
Inventor： Jinil Hong , Yonghyun Kim
Abstract: An ice maker includes an upper assembly having an upper tray that defines upper portions of a plurality of ice making chambers. The ice maker also includes a lower assembly that is located vertically below the upper assembly and configured rotate relative to the upper assembly. The lower assembly includes a lower tray that defines lower portions of the plurality of ice making chambers, and a lower support that is configured to receive the lower tray and restrict an outward expansion of the lower portions of the plurality of ice making chambers. The lower tray includes a lower tray body configured to hold a first volume of water, and a circumferential wall that extends upward from the lower tray body and is configured to hold a second volume of water above the first volume of water.
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公开(公告)号：US11555641B2
公开(公告)日：2023-01-17
申请号：US16685742
申请日：2019-11-15
Applicant: LG Electronics Inc.
Inventor： Yonghyun Kim , Jinil Hong , Hyunji Park
Abstract: Provided is an ice-maker including an upper tray made of an elastic material, and having a plurality of upper chambers defined therein, a lower tray made of an elastic material, and having a plurality of lower chambers defined therein in contact with the plurality of upper chambers to define a plurality of spherical ice chambers, respectively, each ejector-receiving opening defined in the upper tray and opened to each of the plurality of upper chambers, an upper ejector disposed above the upper tray, wherein the upper ejector is configured to pass through the ejector-receiving opening and remove each ice from each ice chamber, a water supply for supplying water for ice-making through the ejector-receiving opening, and a driver for pivoting the lower tray, wherein a side wall extending upward along a perimeter of the plurality of lower chambers is formed on top portions of the plurality of lower chambers, wherein a chamber wall extending downward along a perimeter of the plurality of upper chambers is formed on bottom portions of the plurality of upper chambers, wherein the chamber wall is inserted into an internal space of the side wall when the lower tray is closed, and wherein a groove is defined in an outer face of the chamber wall to maintain pieces of ice frozen along a perimeter of the chamber wall in an attached state.
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